Home / 21,302,417.60-31,953,626.40-16,263,569.60

Finding the Fourth Proportional to 21,302,417.60, 31,953,626.40 and 16,263,569.60

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Solution

The fourth proportional to 21,302,417.60, 31,953,626.40 and 16,263,569.60 is: 24,395,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,302,417.60 : 31,953,626.40 = 16,263,569.60 : x
  2. Step 2: Convert to fraction form
    21,302,417.60/31,953,626.40 = 16,263,569.60/x
  3. Step 3: Cross multiply
    21,302,417.60x = 31,953,626.40 × 16,263,569.60
  4. Step 4: Simplify right side
    21,302,417.60x = 519,680,026,928,797.38
  5. Step 5: Solve for x
    x = 519,680,026,928,797.38/21,302,417.60
  6. Step 6: Final answer
    x = 24,395,354.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.